If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(1/4)*(x+4) = 0
1/4*(x+4) = 0
x+4 = 0 // - 4
x = -4
x = -4
| 2500+100*x=1800+120*x | | 2x-8+6=4x+12-3 | | 2x^2-8=18 | | -8x-(3x+6)=4-1 | | 2(x+2)+5=9 | | x^4+3x-29=0 | | 5-6(5x+3)=3 | | x^3-3x^2=10x | | 3x+2y+1/2z=20 | | 12(450+x)=300 | | 3x+2y+1/2z | | 3x+2y+cz=20 | | (5x+4)/x2+3x-10 | | 2x^5-64=0 | | x/6-10=5/12 | | 2x^3-20x^2-7000=0 | | 5-4y=29 | | -5/6(-6w-30) | | -2(6x+6)= | | 7x+4x+9x-6= | | 20x-6= | | 3(4a-5)+4(2a+3)= | | 11-5*n=19 | | 12w-3w=9w-12+25 | | 7q+50=1 | | 12x-246=3x-12 | | 8(3x+-1)=-80 | | 5x+1=5(x+1) | | 40d=60+200 | | 2k/3k=6/9k | | 7/12(24s+12) | | 282-6x=39x+22 |